1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
use std::error;
use std::fmt;
use std::io;
use crate::graphics::texture_array;
pub type Result<T> = std::result::Result<T, Error>;
#[derive(Debug)]
pub enum Error {
WindowCreation(String),
TextureArray(texture_array::Error),
IO(io::Error),
Image(image::ImageError),
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Error::WindowCreation(error) => {
write!(f, "Window creation error: {}", error)
}
Error::TextureArray(error) => {
write!(f, "Texture array error: {}", error)
}
Error::IO(error) => write!(f, "IO error: {}", error),
Error::Image(error) => write!(f, "Image error: {}", error),
}
}
}
impl error::Error for Error {
fn source(&self) -> Option<&(dyn error::Error + 'static)> {
match self {
Error::IO(error) => Some(error),
Error::Image(error) => Some(error),
_ => None,
}
}
}
impl From<io::Error> for Error {
fn from(error: std::io::Error) -> Error {
Error::IO(error)
}
}
impl From<image::ImageError> for Error {
fn from(error: image::ImageError) -> Error {
Error::Image(error)
}
}